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=== Часть 1. Обзорная информация

== Обязательно посмотрите
http://en.wikipedia.org/wiki/Internet_media_type 
http://en.wikipedia.org/wiki/List_of_HTTP_status_codes или http://www.flickr.com/photos/girliemac/sets/72157628409467125

http://api.rubyonrails.org/classes/ActionDispatch/Response.html
http://api.rubyonrails.org/classes/ActionDispatch/Request.html

== Документация по AJAX в jQuery

ka8725

=== Часть 1. Обзорная информация

== Обязательно посмотрите
http://en.wikipedia.org/wiki/Internet_media_type 
http://en.wikipedia.org/wiki/List_of_HTTP_status_codes или http://www.flickr.com/photos/girliemac/sets/72157628409467125

http://api.rubyonrails.org/classes/ActionDispatch/Response.html
http://api.rubyonrails.org/classes/ActionDispatch/Request.html

== Документация по AJAX в jQuery

Odaeus

class ApplicationController < ActionController::Base
  # Creates an accessor which is exposed to the view
  def self.view_accessor(*names)
    attr_accessor *names
    helper_method *names
  end
end

jswanner

desc 'rolls back migrations in current branch not present in other'
task :rollback_branch_migrations, [:other_branch] do |t, args|
  load "#{Dir.pwd}/Rakefile"

  branch_migrations = BranchMigrations.new(args.other_branch)

  puts ['Rollback the following migrations', branch_migrations, 'y,n? ']
  next if %w[no n NO N].include?(STDIN.gets.chomp)

  Rake::Task['environment'].invoke

wteuber

require 'openssl'

class String
  CIPHER_NAME   = 'aes-256-cbc'.freeze
  PBKDF_ITER    = 200_000
  KEY_LEN       = 32  # 256 bits
  SALT_CONST    = "fixed-global-salt-v1".freeze
  IV_SALT_CONST = "fixed-iv-salt-v1".freeze

  def encrypt(password)

iboard

class Foo
  attr_reader :bar
  def initialize
    @bar = 123
    ObjectSpace.define_finalizer( self, self.class.finalize(bar) )
  end

  def self.finalize(bar)
    proc { puts "DESTROY OBJECT #{bar}" }
  end

avsej

class Runner

  def run(&block)
    begin
      instance_exec(&block)
      @on_success.call if @on_success
    rescue Exception => ex
      @on_failure.call(ex) if @on_failure
    end
  end

matthewrobertson

# An abstract base class used to create simple serializers
# for ActiveRecord objects
class BaseSerializer
  include Rails.application.routes.url_helpers

  attr_reader :serialized_object

  def initialize(serialized_object)
    @serialized_object = serialized_object
  end

maxim

In Rails 3

NOTE: This post now lives (and kept up to date) on my blog: http://hakunin.com/rails3-load-paths

If you add a dir directly under app/

Do nothing. All files in this dir are eager loaded in production and lazy loaded in development by default.

If you add a dir under app/something/

tzvetkoff

unless File.exist?('Gemfile')
  File.write('Gemfile', <<-GEMFILE)
    source 'https://rubygems.org'
    gem 'rails', :github => 'rails/rails'
    gem 'sqlite3'
  GEMFILE

  system 'bundle'
end